Table of Content
Jelmar DOES NOT RECOMMEND the use of CLR Calcium, Lime and Rust Remover in or on any water heaters ; however there is a website that does. We recommend using what the manufacturer of the water heater deems safe and effective. We do not recommended using CLR Calcium, Lime and Rust Remover on a car. The acids in our product should not be used on aluminum or any painted/coated surface. We recommend using a 50/50 solution of CLR Calcium, Lime and Rust Remover and warm water. If possible, remove the showerhead and submerge it in the solution for no longer than 2 minutes then rinse promptly and thoroughly with cold water.
This rust remover is easy to use and doubles as a metal polish, which is perfect for faucets, kitchen utensils, car parts, bikes, and chrome tools. In addition to rust, it gets rid of water spots. This formula doesn't contain any VOCs and doesn't produce a strong odor like some other rust removers. That doesn't stop the powerful solution from removing rust from your beloved items—just let them soak overnight instead of the suggested few hours. The 1-gallon jug is enough to remove rust from 300 pounds of steel.
How do I use CLR Calcium, Lime and Rust Remover to clean my coffee maker?
Repeat at full strength if necessary, rinsing thoroughly after each application. CLR PRO effortlessly breaks down calcium, lime, rust, soap scum, dirt, and other buildups. Use in carpet extraction and automatic scrubber tanks. Reduces equipment failure and increases productivity. Can also be used to reduce foam in Sewage systems, water fountains, and whirlpools. Phosphate free, biodegradable, non-corrosive, and compatible with sound environmental practices.
A Static Favorites List is created by adding items to your list from Search and/or Browse results, product detail pages, and previous orders and invoices. You can also upload your list using the Excel template provided on the "Favorites List Management" page. Test on a hidden area before applying to the entire surface and apply directly to the stain with a brush, cloth, or sponge and let soak for 2 minutes. In a well-ventilated area, mix equal amounts of CLR and warm water.
Best for Clothing Stains
Our digital help center is here to help you navigate Home Depot Pro's one-source solutions and get the job done right. CLR Calcium, Lime and Rust Remover should not be used to clean rugs or carpeting. CLR Calcium, Lime and Rust Remover can break down the fibers in rugs and carpeting and pull the color out. While calcium and lime are not harmful for your health, they can certainly be catastrophic for your appliances — and we can’t have that.
The biodegradable formula can be used indoors as well. Aside from rust, it works to remove calcium deposits and limescale. A dab is usually enough to make rust disappear from clothes, and you don't need to scrub vigorously to get stains out or combine it with other cleaning products. This product can also be used on carpets, toilets, sinks, and pipes. We do not recommend using CLR Calcium, Lime and Rust Remover to clean ice makers.
Best for Tools
Instead of sand or other hard substances, Quick-Glo is formulated with pumice. This allows for gentle cleaning and polishing on a multitude of surfaces. It also creates a protective coating to prevent future rusting and oxidation for up to an entire year.
Never leave CLR on an area for longer than two minutes or mix with other household cleaners or bleach. We independently research, test, review, and recommend the best products—learn more about our process. If you buy something through our links, we may earn a commission. A Dynamic Favorites List is automatically created from your purchase history based on the timeframe, ship-to name, and product categories you want included. This list updates each time you open it based on the criteria selected.
This tried-and-true liquid cleaning solution is suitable for use on tile, grout, porcelain, concrete, metal, stucco, fiberglass, copper, brick—you name it. The formula removes rust, lime, and calcium in as little as a minute. It's also super easy to use and one of the more affordable options on the market. Pour enough CLR Calcium, Lime and Rust Remover to cover bottom. Add one cup of warm water, allow mixture to soak for two minutes and thoroughly rinse with cold, clean water. Using a soft scouring pad while our product is sitting on the stains is recommended.

Quickly and easily dissolves and removes tough calcium and lime deposits. Calcium, Lime and Rust Stain Remover is a concentrated acid formula that instantly removes calcium deposits, limescale and rust stains. This concentrated formula can be used on brick, stucco, cement, porcelain, glass and fiberglass to remove stains and discoloration. The cleaning liquid works as a toilet cleaner and is applicable on tubs and sinks. CLR Calcium, Lime and Rust Remover may etch older sinks, tubs and tiles. CLR Calcium, Lime and Rust Remover is corrosive.
We researched dozens of rust removers, weighing their effectiveness, versatility, formula, and ease of use. Our best overall pick is the Evapo-Rust Super Safe Rust Remover, which offers quick scrub-free removal on nearly any surface. CLR® Calcium, Lime, & Rust Remover and CLR® Active Clear are both biobased products, meaning they contain largely renewable and plant-based ingredients. USDA's BioPreferred Program was first introduced in the 2002 Farm Bill with the goal of increasing the development, purchase, and use of biobased products.

Fight back with CLR Calcium, Lime & Rust Remover. The water-based liquid requires no special equipment or supplies to use. Customers report having to wait a little longer than the instructions call for, but if you're patient, the payoff will be extraordinary.
This biodegradable product rids your metal appliances, tools, and even cast iron skillets from rust—without the need for sanding or scrubbing. We do not recommend using CLR Calcium, Lime and Rust Remover on any natural stones, including granite. The chemicals in the CLR Calcium, Lime and Rust Remover can remove the seal and penetrate the stone.

It is not recommended that CLR Calcium, Lime and Rust Remover be used in steam irons. The acids in our products are not compatible with the components of steam irons, steamers or steam machines. Clinging Lime-A-Way Clinging Lime-A-Way is a multi-purpose lime scale remover that provides 100% surface contact and eliminates drips and waste. Removes lime scale from a wide range of surfaces. We recommend using a 50/50 solution into a glass or porcelain bowl. Apply solution to the affected stained areas of the glasses using a damp cloth or sponge.
Iron OUT Rust Stain Remover Spray Gel
After 2 minutes, rinse thoroughly with cold, clean water. If it seems that CLR Calcium, Lime and Rust Remover helped a bit but the glasses are not completely clear, repeat at full strength if necessary. Avoid contact with wood, clothing, wallpaper, carpeting, natural stones, brass, copper, aluminum, galvanized metals, any painted, coated or sealed surfaces. It dissolves rust almost instantly—no rubbing or scrubbing necessary.
Even synthetic marbles are coated and real marble dust is used to give the effect of real marble. If you spill CLR Calcium, Lime and Rust Remover accidentally on these surfaces, make sure to call a marble professional for further instructions. Rust-Oleum also makes the best rust remover for tools. The brand's Rust Dissolver spray clings to the surface of iron, steel, chrome, and other types of metal and then quickly dissolves rust. In most cases, it's gone within a half-hour, but heavier rust buildup may take a little longer to dissolve.